LT1956 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

LT1956 is a 60.00 V non-sync Buck Converter from with 1.20 A output current. The maximum 60.00 V input voltage can be regulated down into a 1.20 V to 60.00 V output voltage.

It requires are a typical inductor size of 10.00 µH, a typical external component count of 11 and achieves a peak efficiency of 90 %. Further LT1956 characteristics are a fixed 500 kHz switching frequency and 1 available package option(s): TSSOP-16 .

For the LT1956 replacement search, please select a main parameter tolerance value and adjust the checkboxes for feature match. The product counter within the button shows the number of available equivalents and a click on the replacement button shows all possible replacements within a parametric overview.

ParameterValueReplacement
Search Filter
V-IN min. 5.50 V
V-IN max. 60.00 V
I-OUT? 1.20 A
V-OUT min. 1.20 V
V-OUT max. 60.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 500 kHz
Frequency fixed
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 580 kHz
Frequency adj./ ext.clock max 700 kHz
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. 2200 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ. 10.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Buck
Peak Efficiency 90 %
Component count min. 11
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC
SOP TSSOP-16
DIP
TO
DDPAK

LT1956 Datasheet

Link to the most up-to-date LT1956 datasheet and the product page for EVM, tools and support information.

LT1956

LT1956 Sample stock and distributor price breaks

LT1956 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 0

no online Distributor with LT1956 stock available

Available Distributors with stock: 11

Arrow Electronics

ProductStockPriceBuy
LT1956EFE#PBF 1930
10004.22 $
5004.39 $
2504.49 $
1004.72 $
255.72 $
18.62 $
Buy Now
LT1956EFE-5#PBF 907
10004.22 $
5004.39 $
2504.49 $
1004.72 $
255.72 $
18.62 $
Buy Now
LT1956IFE#PBF 291
10005.02 $
5005.22 $
2505.34 $
1005.62 $
256.79 $
110.23 $
Buy Now
LT1956IGN#PBF 249
5004.99 $
2505.10 $
1005.45 $
256.17 $
18.84 $
Buy Now
LT1956EGN-5#PBF 94
2504.50 $
1004.59 $
255.19 $
17.42 $
Buy Now
LT1956IFE 57
5000011.98 $
2500012.34 $
1000012.52 $
500012.72 $
250012.92 $
100013.12 $
50013.33 $
10013.77 $
2525.98 $
175.79 $
Buy Now
LT1956IFE-5#PBF 50
10005.02 $
5005.22 $
2505.34 $
1005.62 $
256.79 $
110.23 $
Buy Now
LT1956EGN#PBF 29
5004.19 $
2504.28 $
1004.59 $
255.19 $
17.42 $
Buy Now
LT1956IGN-5#TRPBF 0
25004.88 $
Buy Now
LT1956EGN-5#PBF 0
5004.19 $
2504.28 $
1004.59 $
Buy Now
LT1956IGN-5#PBF 0
10004.89 $
5005.09 $
2505.21 $
1005.48 $
Buy Now
LT1956IFE-5#TRPBF 0
25005.34 $
Buy Now
LT1956EGN#TRPBF 0
25004.48 $
Buy Now
LT1956IGN#TRPBF 0
25004.88 $
Buy Now
LT1956EFE#TRPBF 0
25004.68 $
Buy Now
show stock=0hide stock=0

Digi-Key

ProductStockPriceBuy
LT1956EGN#PBF 2634
5004.10 €
2504.20 €
1004.42 €
255.35 €
18.05 €
Buy Now
LT1956EFE#PBF 2026
5004.21 €
2504.31 €
1004.53 €
255.48 €
18.26 €
Buy Now
LT1956IGN#PBF 1266
5004.88 €
2505.00 €
1005.26 €
256.36 €
19.58 €
Buy Now
LT1956EGN-5#PBF 1238
5003.49 €
2503.57 €
1003.76 €
254.54 €
16.84 €
Buy Now
LT1956EGN#TRPBF 1105
5004.29 €
2504.39 €
1004.62 €
255.59 €
18.42 €
Buy Now
LT1956EGN#TRPBF 1105
5004.29 €
2504.39 €
1004.62 €
255.59 €
18.42 €
Buy Now
LT1956EGN-5#TRPBF 860
5004.29 €
2504.39 €
1004.62 €
255.59 €
18.42 €
Buy Now
LT1956EGN-5#TRPBF 860
5004.29 €
2504.39 €
1004.62 €
255.59 €
18.42 €
Buy Now
LT1956IGN-5#PBF 704
5004.88 €
2505.00 €
1005.26 €
256.36 €
19.58 €
Buy Now
LT1956IFE#PBF 616
5005.00 €
2505.12 €
1005.39 €
256.52 €
19.82 €
Buy Now
LT1956IFE-5#PBF 304
5005.00 €
2505.12 €
1005.39 €
256.52 €
19.82 €
Buy Now
LT1956EFE-5#PBF 107
5004.21 €
2504.31 €
1004.53 €
255.48 €
18.26 €
Buy Now
LT1956EGN#TRPBF 0
25004.16 €
Buy Now
LT1956EGN-5#TRPBF 0
25004.16 €
Buy Now
LT1956EFE#TRPBF 0
25004.35 €
Buy Now
show stock=0hide stock=0

Verical

ProductStockPriceBuy
LT1956EFE#PBF 2048
5004.39 $
2504.49 $
1004.72 $
255.72 $
28.62 $
Buy Now
LT1956EFE-5#PBF 907
5004.39 $
2504.49 $
1004.72 $
255.72 $
28.62 $
Buy Now
LT1956IFE#PBF 291
5005.22 $
2505.34 $
1005.62 $
256.79 $
210.23 $
Buy Now
LT1956IGN#PBF 261
5004.99 $
2505.10 $
1005.45 $
256.17 $
28.84 $
Buy Now
LT1956EGN-5#PBF 94
2504.50 $
1004.59 $
255.19 $
27.42 $
Buy Now
LT1956IFE 57
5725.98 $
Buy Now
LT1956IFE-5#PBF 50
5005.22 $
2505.34 $
1005.62 $
256.79 $
210.23 $
Buy Now
LT1956EGN#PBF 29
5004.19 $
2504.28 $
1004.59 $
255.19 $
27.42 $
Buy Now

Mouser Electronics

ProductStockPriceBuy
LT1956IFE#TRPBF 2474
111.39 $
257.56 $
1006.25 $
2505.94 $
5005.80 $
25005.42 $
Buy Now
LT1956IFE-5#PBF 256
110.77 $
257.15 $
1005.91 $
2505.62 $
5005.49 $
10005.28 $
Buy Now
LT1956EGN#PBF 634
17.81 $
255.46 $
1004.83 $
2504.51 $
5004.41 $
Buy Now
LT1956EGN-5#PBF 2522
17.81 $
255.46 $
1004.83 $
2504.51 $
5004.41 $
Buy Now
LT1956IGN#PBF 193
19.30 $
256.49 $
1005.74 $
2505.37 $
5005.25 $
Buy Now
LT1956EFE-5#PBF 176
19.07 $
256.02 $
1004.97 $
2504.73 $
5004.62 $
10004.44 $
Buy Now
LT1956EFE#PBF 256
19.07 $
256.02 $
1004.97 $
2504.73 $
5004.62 $
10004.44 $
Buy Now
LT1956IGN-5#PBF 106
110.52 $
256.98 $
1005.77 $
2505.48 $
5005.36 $
10005.15 $
Buy Now
LT1956IFE#PBF 107
110.77 $
257.15 $
1005.91 $
2505.62 $
5005.49 $
10005.28 $
Buy Now

Rochester Electronics

ProductStockPriceBuy
LT1956IFE-5#PBF 760
10005.57 $
5005.86 $
1006.10 $
256.37 $
16.85 $
Buy Now

Bristol Electronics

ProductStockPriceBuy
LT1956EFE#TRPBF 1510 Buy Now
LT1956IFE 9 Buy Now
LT1956EFE#PBF 10 Buy Now
LT1956EFE 82 Buy Now
LT1956EFE 72 Buy Now
LT1956EGN-5 24 Buy Now
LT1956EGN#TR 70 Buy Now
LT1956EGN-5#PBF 13 Buy Now

Quest Components

ProductStockPriceBuy
LT1956EFE 109
415.72 $
126.18 $
19.27 $
Buy Now
LT1956EFE 65
415.72 $
126.18 $
19.27 $
Buy Now
LT1956EGN 16
135.54 $
56.09 $
18.31 $
Buy Now
LT1956EGN#PBF 2 Buy Now
LT1956IGN-5#PBF 23
54.95 $
26.60 $
19.90 $
Buy Now

RS Components

ProductStockPriceBuy
LT1956EFE#PBF 152
485.45 GBP
195.71 GBP
Buy Now
LT1956EGN#PBF 96
505.09 GBP
255.35 GBP
55.62 GBP
Buy Now

TME Electronic Components

ProductStockPriceBuy
LT1956EFE#PBF 7
106.10 $
36.68 $
17.83 $
Buy Now
LT1956IFE#PBF 1
107.30 $
37.82 $
19.87 $
Buy Now

Chip 1 Exchange

ProductStockPriceBuy
LT1956EGNPBF 42

Chip1Stop

ProductStockPriceBuy
LT1956EFE#PBF 1613
15203.90 $
1904.44 $
504.75 $
104.91 $
16.76 $
Buy Now
LT1956EGN#PBF 75
13.28 $
Buy Now

Available Distributors without stock: 3

Richardson RFPD

ProductStockPriceBuy
LT1956EFE#TRPBF 0
25004.94 $
50004.75 $
Buy Now
LT1956EGN#TRPBF 0
25004.72 $
50004.55 $
Buy Now
LT1956IFE-5#PBF 0
956.34 $
1006.00 $
5005.83 $
10005.68 $
50005.46 $
Buy Now
LT1956EGN-5#TRPBF 0
25004.72 $
50004.55 $
Buy Now
LT1956EFE#PBF 0
955.34 $
1005.04 $
5004.91 $
10004.77 $
50004.60 $
Buy Now
LT1956IFE#PBF 0
956.34 $
1006.00 $
5005.83 $
10005.68 $
50005.46 $
Buy Now
LT1956IGN#TRPBF 0
25005.62 $
50005.41 $
Buy Now
LT1956EFE-5#TRPBF 0
25004.94 $
50004.75 $
Buy Now
LT1956EGN#PBF 0
1004.92 $
5004.78 $
10004.66 $
50004.48 $
Buy Now
LT1956EFE-5#PBF 0
955.34 $
1005.04 $
5004.91 $
10004.77 $
50004.60 $
Buy Now
LT1956IFE-5#TRPBF 0
25005.82 $
50005.60 $
Buy Now
LT1956EGN-5#PBF 0
1004.92 $
5004.78 $
10004.66 $
50004.48 $
Buy Now
LT1956IGN#PBF 0
1005.85 $
5005.69 $
10005.54 $
50005.33 $
Buy Now
LT1956IFE#TRPBF 0
25005.82 $
50005.60 $
Buy Now
LT1956IGN-5#PBF 0
1005.85 $
5005.69 $
10005.54 $
50005.33 $
Buy Now

element14 Asia-Pacific

ProductStockPriceBuy
LT1956EFE#PBF 0
5006.93 SGD
2507.09 SGD
1007.46 SGD
259.02 SGD
113.58 SGD
Buy Now
LT1956EGN#PBF 0
5006.61 SGD
2506.76 SGD
1007.23 SGD
258.18 SGD
111.71 SGD
Buy Now
LT1956EGN-5#PBF 0
5006.75 SGD
2506.91 SGD
1007.27 SGD
258.79 SGD
113.24 SGD
Buy Now

Farnell element14

ProductStockPriceBuy
LT1956EFE#PBF 0
1003.59 GBP
254.14 GBP
16.36 GBP
Buy Now
LT1956EGN#PBF 0
5003.03 GBP
2503.56 GBP
1004.09 GBP
504.61 GBP
255.14 GBP
105.67 GBP
16.20 GBP
Buy Now
LT1956EGN-5#PBF 0
1002.99 GBP
503.00 GBP
253.01 GBP
103.02 GBP
13.03 GBP
Buy Now
LT1956IGN#PBF 0
2503.87 GBP
1003.95 GBP
504.31 GBP
254.68 GBP
106.60 GBP
17.62 GBP
Buy Now
LT1956IGN-5#PBF 0
5003.14 GBP
2503.28 GBP
1003.42 GBP
503.55 GBP
253.69 GBP
103.83 GBP
14.15 GBP
Buy Now

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LT1956. Optional, compare LT1956 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LT1766 LT1766 product overviewLT1766 product overview Linear Technology TSSOP-16
10% LT1976 LT1976 product overviewLT1976 product overview Linear Technology TSSOP-16
10% LT1977 LT1977 product overviewLT1977 product overview Linear Technology TSSOP-16
10% MAX5090 MAX5090 product overviewMAX5090 product overview Maxim TQFN-16
50% MAX15014 MAX15014 product overviewMAX15014 product overview Maxim TQFN-36
50% MAX15015 MAX15015 product overviewMAX15015 product overview Maxim TQFN-36
50% MAX15016 MAX15016 product overviewMAX15016 product overview Maxim TQFN-36
50% MAX15017 MAX15017 product overviewMAX15017 product overview Maxim TQFN-36
50% MAX5080 MAX5080 product overviewMAX5080 product overview Maxim TQFN-32
50% MAX5081 MAX5081 product overviewMAX5081 product overview Maxim TQFN-16
50% MAX5096 MAX5096 product overviewMAX5096 product overview Maxim TSSOP-EP-20, TQFN-16
50% MAX5097 MAX5097 product overviewMAX5097 product overview Maxim TSSOP-EP-20, TQFN-16
50% NCV890101 NCV890101 product overviewNCV890101 product overview ON Semiconductor DFN-10
50% NCV890131 NCV890131 product overviewNCV890131 product overview ON Semiconductor DFN-10
50% A5970AD A5970AD product overviewA5970AD product overview ST SO-8
50% A5970D A5970D product overviewA5970D product overview ST SO-8
50% L5970AD L5970AD product overviewL5970AD product overview ST SO-8
50% L5970D L5970D product overviewL5970D product overview ST SO-8
50% LM2672 LM2672 product overviewLM2672 product overview Texas Instruments PDIP-8, SOIC-8, WSON-16

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT1956.

V-IN max. 60 V, I-OUT 1.2 A, V-OUT min. 1.2 V, Frequency typ. 500 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744025004 4.7 1.4 1.7 100.00 2.8 x 2.8 x 3
74404041047 4.7 1.6 1.9 91.00 4 x 4 x 1.2
74404042047 4.7 1.7 2.2 70.00 4 x 4 x 1.8
74404042068 6.8 1.5 1.8 98.00 4 x 4 x 1.8
74404052047 4.7 2.3 2.7 55.90 5 x 5 x 2
74404052056 5.6 2.1 2.6 67.50 5 x 5 x 2
74404052068 6.8 1.9 2.4 82.70 5 x 5 x 2
74404052075 7.5 1.7 2.1 96.80 5 x 5 x 2
74404063068 6.8 2.4 2.8 47.00 6 x 6 x 2.8
744042004 4.7 1.7 1.7 70.00 4.8 x 4.8 x 2
744043004 4.7 1.6 1.7 50.00 4.8 x 4.8 x 3
744045004 4.7 1.2 2.0 120.00 4.5 x 3.2 x 2.9
744052005 5.0 1.7 1.8 50.00 5.8 x 5.8 x 2
744052006 6.2 1.5 1.6 70.00 5.8 x 5.8 x 2
744052007 7.5 1.4 1.5 70.00 5.8 x 5.8 x 2
7440530047 4.7 2.4 2.0 30.00 5.8 x 5.8 x 3
744053005 5.3 2.3 1.9 30.00 5.8 x 5.8 x 3
744053006 6.2 2.2 1.7 40.00 5.8 x 5.8 x 3
744062005 5.0 2.2 2.0 40.00 6.8 x 6.8 x 2.5
744062006 6.2 1.9 1.8 40.00 6.8 x 6.8 x 2.5
744062007 7.5 1.7 1.6 50.00 6.8 x 6.8 x 2.5
7440680047 4.7 1.9 1.6 72.00 8 x 8 x 1.2
7440690047 4.7 2.2 1.8 56.00 8 x 8 x 1.5
7440690068 6.8 1.8 1.7 88.00 8 x 8 x 1.5
7440700047 4.7 3.0 2.2 37.00 8 x 8 x 2
7440700056 5.6 2.6 2.0 47.00 8 x 8 x 2
7440700068 6.8 2.4 1.8 56.00 8 x 8 x 2
74408941050 5.0 1.4 2.5 140.00 4.8 x 4.8 x 2.1
74408942047 4.7 1.6 2.9 86.80 4.8 x 4.8 x 3.1
74408942068 6.8 1.5 2.4 110.00 4.8 x 4.8 x 3.1
74408943068 6.8 2.0 2.7 51.00 4.8 x 4.8 x 4.1
74437321056 5.6 1.6 2.7 180.00 4.45 x 4.06 x 1.2
74437321068 6.8 1.3 2.4 300.00 4.45 x 4.06 x 1.2
74438335047 4.7 1.5 2.8 141.00 3 x 3 x 1.5
74438336068 6.8 1.6 2.9 168.00 3 x 3 x 2
7447462068 6.8 3.3 3.0 27.00 5.5 x 5.5 x 8.5
744773047 4.7 1.8 2.5 59.00 4 x 4.5 x 3.5
744773056 5.6 1.6 2.4 69.00 4 x 4.5 x 3.5
744773068 6.8 1.5 2.1 76.00 4 x 4.5 x 3.5
7447785004 4.7 2.2 2.5 60.00 5.9 x 6.2 x 3.3
7447785006 6.8 2.3 2.0 79.00 5.9 x 6.2 x 3.3
7447786004 4.7 2.8 2.8 57.00 5.9 x 6.2 x 5.1
7447786006 6.8 2.5 2.3 62.00 5.9 x 6.2 x 5.1
7447789006 6.8 2.5 2.8 41.50 7.3 x 7.3 x 3.5
744779068 6.8 2.2 2.8 27.00 6 x 6 x 6.5
744787068 6.8 3.0 3.0 27.00 7.8 x 7 x 5
78438335047 4.7 1.5 2.8 141.00 3 x 3 x 1.5
784773047 4.7 1.8 2.5 59.00 4 x 4.5 x 3.5
784773056 5.6 1.6 2.4 69.00 4 x 4.5 x 3.5
784773068 6.8 1.5 2.1 76.00 4 x 4.5 x 3.5
784778068 6.8 2.3 2.5 79.00 7.3 x 7.3 x 3.5
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